Ellen McHugh, a poor Irish immigrant to America, finds work in a carnival and is thus able to send her son Brian to a fine school. But when her position is found out, the school expels Brian. Mrs. McHugh feels compelled to allow the school principal and his wife to adopt Brian. The widow McHugh becomes a housekeeper and raises her employer's daughter Edith, who grows up to fall in love with Brian McHugh.
"Bilge" Smith (Richard Barthelmess), a tough sailor, meets Connie Martin (Dorothy Mackaill), a seamstress in a small harbor who has never had a boyfriend. Connie is instantly smitten. She invites Smith to dinner, where he dances with her and gives her a kiss. Connie has a hard time letting him go, and makes him promise that he will come back.
U.S. Marine sergeants Quirt and Flagg are inveterate romantic rivals on peacetime assignments in China and the Philippines. In 1917, W.W. I brings them to France, where Flagg, now a captain, takes up with flirtatious Charmaine, inn-keeper's daughter. Of course, Quirt has to arrive and spoil his fun. But the harsh realities of war and the threat of a shotgun marriage give the two men a common cause...
